MakeItFrom.com
Menu (ESC)

R30075 Cobalt vs. SAE-AISI H10 Steel

R30075 cobalt belongs to the cobalt alloys classification, while SAE-AISI H10 steel belongs to the iron alloys. There are 22 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is R30075 cobalt and the bottom bar is SAE-AISI H10 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210 to 250
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 82 to 98
74
Tensile Strength: Ultimate (UTS), MPa 780 to 1280
680 to 2030

Thermal Properties

Latent Heat of Fusion, J/g 320
270
Melting Completion (Liquidus), °C 1360
1470
Melting Onset (Solidus), °C 1290
1420
Specific Heat Capacity, J/kg-K 450
470
Thermal Conductivity, W/m-K 13
38
Thermal Expansion, µm/m-K 12
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
9.2

Otherwise Unclassified Properties

Density, g/cm3 8.4
7.8
Embodied Carbon, kg CO2/kg material 8.1
3.4
Embodied Energy, MJ/kg 110
48
Embodied Water, L/kg 530
71

Common Calculations

Stiffness to Weight: Axial, points 14 to 17
14
Stiffness to Weight: Bending, points 24 to 25
25
Strength to Weight: Axial, points 26 to 42
24 to 72
Strength to Weight: Bending, points 22 to 31
22 to 46
Thermal Diffusivity, mm2/s 3.5
10
Thermal Shock Resistance, points 21 to 29
22 to 66

Alloy Composition

Aluminum (Al), % 0 to 0.1
0
Boron (B), % 0 to 0.010
0
Carbon (C), % 0 to 0.35
0.35 to 0.45
Chromium (Cr), % 27 to 30
3.0 to 3.8
Cobalt (Co), % 58.7 to 68
0
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 0 to 0.75
89.5 to 93.4
Manganese (Mn), % 0 to 1.0
0.25 to 0.7
Molybdenum (Mo), % 5.0 to 7.0
2.0 to 3.0
Nickel (Ni), % 0 to 0.5
0 to 0.3
Nitrogen (N), % 0 to 0.25
0
Phosphorus (P), % 0 to 0.020
0 to 0.030
Silicon (Si), % 0 to 1.0
0.8 to 1.2
Sulfur (S), % 0 to 0.010
0 to 0.030
Titanium (Ti), % 0 to 0.1
0
Tungsten (W), % 0 to 0.2
0
Vanadium (V), % 0
0.25 to 0.75

Comparable Variants